http://www.bushfarms.com/beesswarmcontrol.htm
What you need to learn is how to tell by how crowded they are and by how they are acting when it's time to open up the brood nest or, if you sense things have gone too far, to look for swarm cells while doing a split. What are you going to do if you find swarm cells?
http://www.bushfarms.com/beesfallacies.htm#noswarmwithsupers
http://www.bushfarms.com/beesfallacies.htm#queencellsbad
What you need to learn is how to tell by how crowded they are and by how they are acting when it's time to open up the brood nest or, if you sense things have gone too far, to look for swarm cells while doing a split. What are you going to do if you find swarm cells?
http://www.bushfarms.com/beesfallacies.htm#noswarmwithsupers
http://www.bushfarms.com/beesfallacies.htm#queencellsbad